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Definitions

parasitic

[par-uh-sit-ik] / ˌpær əˈsɪt ɪk /
ADJECTIVE
like a parasite
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Researchers at UC San Francisco have now identified the biological pathway that links the gut's immune response to the brain during a parasitic infection.

From Science Daily • Mar. 28, 2026

"Although previous DNA-based surveys have revealed a wide diversity of marine fungi, only a handful of parasitic species have ever been isolated, and their ecology has remained largely unknown," said Pou-Solà.

From Science Daily • Mar. 6, 2026

The spread of New World screwworm in Mexico, a parasitic fly that can infect livestock, adds another layer of uncertainty.

From Barron's • Mar. 5, 2026

The common and highly contagious parasitic infection can cause diarrhea in animals as well as people.

From Los Angeles Times • Feb. 13, 2026

The Fox Brothers Circus has just collapsed, and Uncle Al is ecstatic because they employed the world-famous Charles Mansfield-Livingston, a handsome, dapper man with a parasitic twin growing out of his chest.

From "Water for Elephants" by Sara Gruen